Cool
Average highs are around 14°C, so pack for cooler days.
October verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 3h per day, so this is not one of the brighter months. Rainfall averages 67mm, which is relatively low for holiday planning.

Monthly averages
Temp
14°C
Rain
67mm
Sun
3h
Sea
13°C
Weather score
21
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Drier
Rainfall averages 67mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 3h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 13°C, so the water can feel cool.
Map
Compare Dublin, Ireland with nearby places by weather score, rain, sun, temperature, and swim conditions.
October14°C average high
October is close to Dublin's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
October67mm average rain
October is close to Dublin's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
October3 hours average sun
October is below Dublin's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to August
This stretch has the strongest sunshine in the monthly averages.
October13°C average sea
October sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to October
Sea temperatures are usually near 15°C in this stretch, so swimming comfort is at its strongest.
October21 weather score
October scores below Dublin's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.